15 History

The complete history of user visible changes is stored in the file
NEWS in the top-level directory of the source code tree. The
complete history of modifications to each file is stored in the file
ChangeLog in the same directory. This section contain a
condensed version of that information, in the form of “milestones”
for the project.

Stringprep implementation.

Version 0.0.0 released on 2002-11-05.

IDNA and Punycode implementations, part of the GNU project.

Version 0.1.0 released on 2003-01-05.

Uses official IDNA ACE prefix xn--.

Version 0.1.7 released on 2003-02-12.

Command line interface.

Version 0.1.11 released on 2003-02-26.

GNU Libc add-on proposed.

Version 0.1.12 released on 2003-03-06.

Interoperability testing during IDNConnect.

Version 0.3.1 released on 2003-10-02.

TLD restriction testing.

Version 0.4.0 released on 2004-02-28.

GNU Libc add-on integrated.

Version 0.4.1 released on 2004-03-08.

Native Java implementation.

Version 0.4.2-0.4.9 released between 2004-03-20 and 2004-06-11.

PR-29 functions for “problem sequences”.

Version 0.5.0 released on 2004-06-26.

Many small portability fixes and wider use.

Version 0.5.1 through 0.5.20, released between 2004-07-09 and
2005-10-23.